Clean up RenderWidget/RenderWidgetCompositor/WebKit interactions

webkit/compositor_bindings/web_layer_tree_view_impl_for_testing.h

Index: webkit/compositor_bindings/web_layer_tree_view_impl_for_testing.h
diff --git a/webkit/compositor_bindings/web_layer_tree_view_impl_for_testing.h b/webkit/compositor_bindings/web_layer_tree_view_impl_for_testing.h
index 69ed117a1c5aeb1ece5b00c881c5c6d75d02a7fc..8b9c24ceadf85eb8017fafd3dd9318aaafb9ea96 100644
--- a/webkit/compositor_bindings/web_layer_tree_view_impl_for_testing.h
+++ b/webkit/compositor_bindings/web_layer_tree_view_impl_for_testing.h
@@ -18,8 +18,6 @@ class Thread;
 
 namespace WebKit {
 class WebLayer;
-class WebLayerTreeViewClient;
-class WebLayerTreeViewClientAdapter;
 
 class WebLayerTreeViewImplForTesting : public WebKit::WebLayerTreeView,
                                        public cc::LayerTreeHostClient {
@@ -32,9 +30,6 @@ class WebLayerTreeViewImplForTesting : public WebKit::WebLayerTreeView,
   WEBKIT_COMPOSITOR_BINDINGS_EXPORT WebLayerTreeViewImplForTesting(
       RenderingType type,
       webkit_support::DRTLayerTreeViewClient* client);
-  WEBKIT_COMPOSITOR_BINDINGS_EXPORT WebLayerTreeViewImplForTesting(
-      RenderingType type,
-      WebKit::WebLayerTreeViewClient* client);
   virtual ~WebLayerTreeViewImplForTesting();
 
   WEBKIT_COMPOSITOR_BINDINGS_EXPORT bool initialize(
@@ -93,8 +88,7 @@ class WebLayerTreeViewImplForTesting : public WebKit::WebLayerTreeView,
 
  private:
   RenderingType type_;
-  webkit_support::DRTLayerTreeViewClient* drt_client_;
-  WebKit::WebLayerTreeViewClient* client_;
+  webkit_support::DRTLayerTreeViewClient* client_;
   scoped_ptr<cc::LayerTreeHost> layer_tree_host_;
 };